/Engine/Plugins/Runtime/GeometryProcessing/Source/DynamicMesh/Public/Operations/SmoothDynamicMeshAttributes.h
true if the algorithm succeeds, false if it failed or was canceled by the user.
template<typename RealType, int ElementSize> bool SmoothOverlay ( [TDynamicMeshOverlay](API\Runtime\GeometryCore\DynamicMesh\TDynamicMeshOverlay)< RealType, ElementSize > * InOverlay, const [TArray](API\Runtime\Core\Containers\TArray)< bool > & DimensionsToSmooth )